Counting spores (IMAGE) University of California - San Diego Caption A microscopy image reveals several spores with their electrochemical potential color-coded according to the strength of the signal. Credit Credit: Süel Lab—Kaito Kikuchi and Leticia Galera Usage Restrictions Must be used in conjunction with Science paper on bacterial spores exiting dormancy. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.